Enthusiasm, eagerness, zeal; readiness, willingness. Usually in with (also †mid) (a) goodwill: enthusiastically, eagerly; readily, willingly.

Passionate enthusiasm for or dedication to a cause, belief, undertaking, etc.; vehement, eager, or… As a mass noun.

Impetuosity, fierceness. Obsolete.

The quality or condition of being hearty (in various senses of the adjective).

Care, desire, zeal; = study, n.

In a weaker sense: Eagerness or enthusiasm in any pursuit.

The outlook associated with such people; boisterous, enthusiastic, or hearty upper or upper-middle-class behaviour or attitudes.